//----------------------------------------------------------------------------
//
// TSDuck - The MPEG Transport Stream Toolkit
// Copyright (c) 2005-2022, Thierry Lelegard
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
//    this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
// THE POSSIBILITY OF SUCH DAMAGE.
//
//----------------------------------------------------------------------------

#include "tsPolledFile.h"
#include "tsSysUtils.h"


//----------------------------------------------------------------------------
// Enumerations, names for values
//----------------------------------------------------------------------------

const ts::Enumeration ts::PolledFile::StatusEnumeration({
    {u"modified", ts::PolledFile::MODIFIED},
    {u"added",    ts::PolledFile::ADDED},
    {u"deleted",  ts::PolledFile::DELETED},
});


//----------------------------------------------------------------------------
// Description of a polled file - Constructor
//----------------------------------------------------------------------------

ts::PolledFile::PolledFile(const UString& name, const int64_t& size, const Time& date, const Time& now) :
    _name(name),
    _status(ADDED),
    _file_size(size),
    _file_date(date),
    _pending(true),
    _found_date(now)
{
}


//----------------------------------------------------------------------------
// Check if file has changed size or date.
//----------------------------------------------------------------------------

void ts::PolledFile::trackChange(const int64_t& size, const Time& date, const Time& now)
{
    if (_file_size != size || _file_date != date) {
        _status = MODIFIED;
        _file_size = size;
        _file_date = date;
        _pending = true;
        _found_date = now;
    }
}
